The least common multiple of 48 and 64 is _____ times the highest common factor of 12 and 18.
Answer & explanation
Correct answer: option 2
48 = 2 x 2 x 2 x 2 x 3
64 = 26
LCM(48,64) = 192
12 = 2 x 2 x 3
18 = 2 x 3 x 3
HCF(12,18) = 6
LCM(48,64) = 32 x HCM(12,18)
192 = 32 x 6
Ans. 32